Man Mandir is located at another peak of Brahma hill called Mangarh. Krishna was failed to meet Radha at the designated place and time because he was distracted on the way by another gopi.
Radha was very distressed by Krishna’s late arrival and thus Radharani displayed the symptoms of pride and anger.

Finally,
Krishna pacified her very tactfully This temple also functions as the headquarters of Sri Ramesh baba ji,
a saint dedicated to preserve the sacred sites of Krishna’s lila in Braj.